From: kbuild test robot Date: Sat, 13 Apr 2019 11:22:51 +0800 Subject: [PATCH 268/353] pci/switchtec: fix stream_open.cocci warnings Origin: https://git.kernel.org/cgit/linux/kernel/git/rt/linux-stable-rt.git/commit?id=824356358c4e0d421b1f6fd2f0ac4a0120fdb9b2 [ Upstream commit 9462c69e29307adc95c289f50839d5d683973891 ] drivers/pci/switch/switchtec.c:395:1-17: ERROR: switchtec_fops: .read() can deadlock .write(); change nonseekable_open -> stream_open to fix. Generated by: scripts/coccinelle/api/stream_open.cocci Cc: Kirill Smelkov Cc: Julia Lawall Fixes: 8a29a3bae2a2 ("pci/switchtec: Don't use completion's wait queue") Cc: stable-rt@vger.kernel.org # where it applies to Link: https://lkml.kernel.org/r/alpine.DEB.2.21.1904131849350.2536@hadrien Signed-off-by: kbuild test robot Signed-off-by: Sebastian Andrzej Siewior Signed-off-by: Steven Rostedt (VMware) --- drivers/pci/switch/switchtec.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/pci/switch/switchtec.c b/drivers/pci/switch/switchtec.c index a8df847bedee..25d1f96cddc1 100644 --- a/drivers/pci/switch/switchtec.c +++ b/drivers/pci/switch/switchtec.c @@ -356,7 +356,7 @@ static int switchtec_dev_open(struct inode *inode, struct file *filp) return PTR_ERR(stuser); filp->private_data = stuser; - nonseekable_open(inode, filp); + stream_open(inode, filp); dev_dbg(&stdev->dev, "%s: %p\n", __func__, stuser);